Bi- and oligothiophenes

Organic compounds that contain two or more thiophene rings bridged together; thiophenes are a five-membered ring with four carbon atoms and one sulfur atom. Oligothiophenes are important organic electronic materials.

1 – 15 of 81 results

2,2':5',2''-Terthiophene (purified by sublimation) 98.0+%, TCI America™

CAS: 1081-34-1 Molecular Formula: C12H8S3 Molecular Weight (g/mol): 248.376 MDL Number: MFCD00012167 InChI Key: KXSFECAJUBPPFE-UHFFFAOYSA-N Synonym: 2,2':5',2-terthiophene,alpha-terthienyl,alpha-terthiophene,2,5-di 2-thienyl thiophene,2,2',5',2-terthienyl,2,5-bis 2-thienyl thiophene,unii-0p77rau2rr,2,2'-5',2-terthiophene,0p77rau2rr,2,2':5',2-terthienyl PubChem CID: 65067 ChEBI: CHEBI:10335 IUPAC Name: 2,5-dithiophen-2-ylthiophene SMILES: C1=CSC(=C1)C2=CC=C(S2)C3=CC=CS3

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PubChem CID	65067
CAS	1081-34-1
Molecular Weight (g/mol)	248.376
ChEBI	CHEBI:10335
MDL Number	MFCD00012167
SMILES	C1=CSC(=C1)C2=CC=C(S2)C3=CC=CS3
Synonym	2,2':5',2-terthiophene,alpha-terthienyl,alpha-terthiophene,2,5-di 2-thienyl thiophene,2,2',5',2-terthienyl,2,5-bis 2-thienyl thiophene,unii-0p77rau2rr,2,2'-5',2-terthiophene,0p77rau2rr,2,2':5',2-terthienyl
IUPAC Name	2,5-dithiophen-2-ylthiophene
InChI Key	KXSFECAJUBPPFE-UHFFFAOYSA-N
Molecular Formula	C12H8S3

5,5''-Dibromo-2,2':5',2''-terthiophene 97.0+%, TCI America™

CAS: 98057-08-0 Molecular Formula: C12H6Br2S3 Molecular Weight (g/mol): 406.168 MDL Number: MFCD00219109 InChI Key: KXFPYYJGYVYXIB-UHFFFAOYSA-N Synonym: 2,5-Bis(5-bromo-2-thienyl)thiophene PubChem CID: 176690 IUPAC Name: 2,5-bis(5-bromothiophen-2-yl)thiophene SMILES: C1=C(SC(=C1)C2=CC=C(S2)Br)C3=CC=C(S3)Br

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PubChem CID	176690
CAS	98057-08-0
Molecular Weight (g/mol)	406.168
MDL Number	MFCD00219109
SMILES	C1=C(SC(=C1)C2=CC=C(S2)Br)C3=CC=C(S3)Br
Synonym	2,5-Bis(5-bromo-2-thienyl)thiophene
IUPAC Name	2,5-bis(5-bromothiophen-2-yl)thiophene
InChI Key	KXFPYYJGYVYXIB-UHFFFAOYSA-N
Molecular Formula	C12H6Br2S3

4-Chloro-5-(2-thienyl)thieno[2,3-d]pyrimidine, 97%, Thermo Scientific Chemicals

CAS: 189681-04-7 Molecular Formula: C10H5ClN2S2 Molecular Weight (g/mol): 252.73 MDL Number: MFCD00174019 InChI Key: VNWBUFWVNCUUKY-UHFFFAOYSA-N Synonym: 4-chloro-5-2-thienyl thieno 2,3-d pyrimidine,4-chloro-5-thiophen-2-yl thieno 2,3-d pyrimidine,thieno 2,3-d pyrimidine,4-chloro-5-2-thienyl,4-chloro-5-2-thienyl thiopheno 2,3-d pyrimidine,4-chloro-5-thiophen-2-ylthieno 2,3-d pyrimidine PubChem CID: 735732 IUPAC Name: 4-chloro-5-thiophen-2-ylthieno[2,3-d]pyrimidine SMILES: ClC1=C2C(SC=C2C2=CC=CS2)=NC=N1

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PubChem CID	735732
CAS	189681-04-7
Molecular Weight (g/mol)	252.73
MDL Number	MFCD00174019
SMILES	ClC1=C2C(SC=C2C2=CC=CS2)=NC=N1
Synonym	4-chloro-5-2-thienyl thieno 2,3-d pyrimidine,4-chloro-5-thiophen-2-yl thieno 2,3-d pyrimidine,thieno 2,3-d pyrimidine,4-chloro-5-2-thienyl,4-chloro-5-2-thienyl thiopheno 2,3-d pyrimidine,4-chloro-5-thiophen-2-ylthieno 2,3-d pyrimidine
IUPAC Name	4-chloro-5-thiophen-2-ylthieno[2,3-d]pyrimidine
InChI Key	VNWBUFWVNCUUKY-UHFFFAOYSA-N
Molecular Formula	C10H5ClN2S2

5,5'-Dibromo-2,2'-bithiophene, 98%, Thermo Scientific Chemicals

CAS: 4805-22-5 Molecular Formula: C8H4Br2S2 Molecular Weight (g/mol): 324.048 MDL Number: MFCD00219110 InChI Key: SXNCMLQAQIGJDO-UHFFFAOYSA-N Synonym: 5,5'-dibromo-2,2'-bithiophene,2-bromo-5-5-bromothiophen-2-yl thiophene,5,5-dibromo-2,2-bithiophene,2,2'-bithiophene, 5,5'-dibromo,5,5'-bis 2-bromothiophene,5,5'-dibromo-2,2'bithiophene,5,5'-dibromo-2,2-bithiophene,maybridge4_002009,acmc-209kc4,ksc491i4r PubChem CID: 638908 IUPAC Name: 2-bromo-5-(5-bromothiophen-2-yl)thiophene SMILES: C1=C(SC(=C1)Br)C2=CC=C(S2)Br

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PubChem CID	638908
CAS	4805-22-5
Molecular Weight (g/mol)	324.048
MDL Number	MFCD00219110
SMILES	C1=C(SC(=C1)Br)C2=CC=C(S2)Br
Synonym	5,5'-dibromo-2,2'-bithiophene,2-bromo-5-5-bromothiophen-2-yl thiophene,5,5-dibromo-2,2-bithiophene,2,2'-bithiophene, 5,5'-dibromo,5,5'-bis 2-bromothiophene,5,5'-dibromo-2,2'bithiophene,5,5'-dibromo-2,2-bithiophene,maybridge4_002009,acmc-209kc4,ksc491i4r
IUPAC Name	2-bromo-5-(5-bromothiophen-2-yl)thiophene
InChI Key	SXNCMLQAQIGJDO-UHFFFAOYSA-N
Molecular Formula	C8H4Br2S2

5-(5-Methyl-2-thienyl)thieno[2,3-d]pyrimidin-4-one, 97%, Thermo Scientific Chemicals

CAS: 851116-03-5 Molecular Formula: C11H8N2OS2 Molecular Weight (g/mol): 248.318 MDL Number: MFCD06671220 InChI Key: SYSIILLIYRVOMM-UHFFFAOYSA-N Synonym: 5-5-methylthiophen-2-yl-3h-thieno 2,3-d pyrimidin-4-one,5-5-methylthiophen-2-yl-3h,4h-thieno 2,3-d pyrimidin-4-one,5-5-methyl-2-thienyl thieno 2,3-d pyrimidin-4-one PubChem CID: 4963645 IUPAC Name: 5-(5-methylthiophen-2-yl)-3H-thieno[2,3-d]pyrimidin-4-one SMILES: CC1=CC=C(S1)C2=CSC3=C2C(=O)NC=N3

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PubChem CID	4963645
CAS	851116-03-5
Molecular Weight (g/mol)	248.318
MDL Number	MFCD06671220
SMILES	CC1=CC=C(S1)C2=CSC3=C2C(=O)NC=N3
Synonym	5-5-methylthiophen-2-yl-3h-thieno 2,3-d pyrimidin-4-one,5-5-methylthiophen-2-yl-3h,4h-thieno 2,3-d pyrimidin-4-one,5-5-methyl-2-thienyl thieno 2,3-d pyrimidin-4-one
IUPAC Name	5-(5-methylthiophen-2-yl)-3H-thieno[2,3-d]pyrimidin-4-one
InChI Key	SYSIILLIYRVOMM-UHFFFAOYSA-N
Molecular Formula	C11H8N2OS2

4,4'-Dihexyl-2,2'-bithiophene 95.0+%, TCI America™

CAS: 135926-94-2 Molecular Formula: C20H30S2 Molecular Weight (g/mol): 334.58 InChI Key: RYQPWKFBXWPBGB-UHFFFAOYSA-N PubChem CID: 15540627 IUPAC Name: 4-hexyl-2-(4-hexylthiophen-2-yl)thiophene SMILES: CCCCCCC1=CSC(=C1)C2=CC(=CS2)CCCCCC

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PubChem CID	15540627
CAS	135926-94-2
Molecular Weight (g/mol)	334.58
SMILES	CCCCCCC1=CSC(=C1)C2=CC(=CS2)CCCCCC
IUPAC Name	4-hexyl-2-(4-hexylthiophen-2-yl)thiophene
InChI Key	RYQPWKFBXWPBGB-UHFFFAOYSA-N
Molecular Formula	C20H30S2

3,3'-Dihexyl-2,2'-bithiophene 98.0+%, TCI America™

CAS: 125607-30-9 Molecular Formula: C20H30S2 Molecular Weight (g/mol): 334.58 InChI Key: RQHMOXZEVWCNMG-UHFFFAOYSA-N PubChem CID: 11484438 IUPAC Name: 3-hexyl-2-(3-hexylthiophen-2-yl)thiophene SMILES: CCCCCCC1=C(SC=C1)C2=C(C=CS2)CCCCCC

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PubChem CID	11484438
CAS	125607-30-9
Molecular Weight (g/mol)	334.58
SMILES	CCCCCCC1=C(SC=C1)C2=C(C=CS2)CCCCCC
IUPAC Name	3-hexyl-2-(3-hexylthiophen-2-yl)thiophene
InChI Key	RQHMOXZEVWCNMG-UHFFFAOYSA-N
Molecular Formula	C20H30S2

5,5'-Dibromo-2,2'-bithiophene 98.0+%, TCI America™

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Specifications

PubChem CID	638908
CAS	4805-22-5
Molecular Weight (g/mol)	324.048
MDL Number	MFCD00219110
SMILES	C1=C(SC(=C1)Br)C2=CC=C(S2)Br
Synonym	5,5'-dibromo-2,2'-bithiophene,2-bromo-5-5-bromothiophen-2-yl thiophene,5,5-dibromo-2,2-bithiophene,2,2'-bithiophene, 5,5'-dibromo,5,5'-bis 2-bromothiophene,5,5'-dibromo-2,2'bithiophene,5,5'-dibromo-2,2-bithiophene,maybridge4_002009,acmc-209kc4,ksc491i4r
IUPAC Name	2-bromo-5-(5-bromothiophen-2-yl)thiophene
InChI Key	SXNCMLQAQIGJDO-UHFFFAOYSA-N
Molecular Formula	C8H4Br2S2

3,3'-Bithiophene 98.0+%, TCI America™

CAS: 3172-56-3 Molecular Formula: C8H6S2 Molecular Weight (g/mol): 166.256 MDL Number: MFCD00041214 InChI Key: IAAQEGBHNXAHBF-UHFFFAOYSA-N Synonym: 3,3′C-Bithienyl PubChem CID: 76638 IUPAC Name: 3-thiophen-3-ylthiophene SMILES: C1=CSC=C1C2=CSC=C2

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PubChem CID	76638
CAS	3172-56-3
Molecular Weight (g/mol)	166.256
MDL Number	MFCD00041214
SMILES	C1=CSC=C1C2=CSC=C2
Synonym	3,3′C-Bithienyl
IUPAC Name	3-thiophen-3-ylthiophene
InChI Key	IAAQEGBHNXAHBF-UHFFFAOYSA-N
Molecular Formula	C8H6S2

2,2'-Bithiophene 98.0+%, TCI America™

CAS: 492-97-7 Molecular Formula: C8H6S2 Molecular Weight (g/mol): 166.256 MDL Number: MFCD00005414 InChI Key: OHZAHWOAMVVGEL-UHFFFAOYSA-N Synonym: 2,2'-bithiophene,2,2'-bithienyl,dithienyl,bithiophene,2,2'-dithienyl,2,2' bithiophenyl,2,2-bithiophene,2,2'-dithiophene,alpha-bithiophene,2-2-thienyl thiophene PubChem CID: 68120 ChEBI: CHEBI:36821 IUPAC Name: 2-thiophen-2-ylthiophene SMILES: C1=CSC(=C1)C2=CC=CS2

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PubChem CID	68120
CAS	492-97-7
Molecular Weight (g/mol)	166.256
ChEBI	CHEBI:36821
MDL Number	MFCD00005414
SMILES	C1=CSC(=C1)C2=CC=CS2
Synonym	2,2'-bithiophene,2,2'-bithienyl,dithienyl,bithiophene,2,2'-dithienyl,2,2' bithiophenyl,2,2-bithiophene,2,2'-dithiophene,alpha-bithiophene,2-2-thienyl thiophene
IUPAC Name	2-thiophen-2-ylthiophene
InChI Key	OHZAHWOAMVVGEL-UHFFFAOYSA-N
Molecular Formula	C8H6S2

alpha-Septithiophene, TCI America™

CAS: 86100-63-2 Molecular Formula: C28H16S7 Molecular Weight (g/mol): 576.86 MDL Number: MFCD09038548 InChI Key: DCIYLINCGGGNLC-UHFFFAOYSA-N PubChem CID: 13113982 IUPAC Name: 5-(5'-{[2,2'-bithiophen]-5-yl}-[2,2'-bithiophen]-5-yl)-5'-(thiophen-2-yl)-2,2'-bithiophene SMILES: S1C=CC=C1C1=CC=C(S1)C1=CC=C(S1)C1=CC=C(S1)C1=CC=C(S1)C1=CC=C(S1)C1=CC=CS1

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PubChem CID	13113982
CAS	86100-63-2
Molecular Weight (g/mol)	576.86
MDL Number	MFCD09038548
SMILES	S1C=CC=C1C1=CC=C(S1)C1=CC=C(S1)C1=CC=C(S1)C1=CC=C(S1)C1=CC=C(S1)C1=CC=CS1
IUPAC Name	5-(5'-{[2,2'-bithiophen]-5-yl}-[2,2'-bithiophen]-5-yl)-5'-(thiophen-2-yl)-2,2'-bithiophene
InChI Key	DCIYLINCGGGNLC-UHFFFAOYSA-N
Molecular Formula	C28H16S7

alpha-Quinquethiophene, TCI America™

CAS: 5660-45-7 Molecular Formula: C20H12S5 Molecular Weight (g/mol): 412.616 InChI Key: YFBLUJZFRBFQMR-UHFFFAOYSA-N PubChem CID: 395508 IUPAC Name: 2,5-bis(5-thiophen-2-ylthiophen-2-yl)thiophene SMILES: C1=CSC(=C1)C2=CC=C(S2)C3=CC=C(S3)C4=CC=C(S4)C5=CC=CS5

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PubChem CID	395508
CAS	5660-45-7
Molecular Weight (g/mol)	412.616
SMILES	C1=CSC(=C1)C2=CC=C(S2)C3=CC=C(S3)C4=CC=C(S4)C5=CC=CS5
IUPAC Name	2,5-bis(5-thiophen-2-ylthiophen-2-yl)thiophene
InChI Key	YFBLUJZFRBFQMR-UHFFFAOYSA-N
Molecular Formula	C20H12S5

2,2':5',2''-Terthiophene-5,5''-dicarboxaldehyde 98.0+%, TCI America™

CAS: 13130-50-2 Molecular Formula: C14H8O2S3 Molecular Weight (g/mol): 304.396 InChI Key: YAEGPDBHSBKYRW-UHFFFAOYSA-N Synonym: 5,5′C′C-Diformyl-2,2′C:5′C,2′C′C-terthiophene PubChem CID: 4389805 IUPAC Name: 5-[5-(5-formylthiophen-2-yl)thiophen-2-yl]thiophene-2-carbaldehyde SMILES: C1=C(SC(=C1)C2=CC=C(S2)C3=CC=C(S3)C=O)C=O

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PubChem CID	4389805
CAS	13130-50-2
Molecular Weight (g/mol)	304.396
SMILES	C1=C(SC(=C1)C2=CC=C(S2)C3=CC=C(S3)C=O)C=O
Synonym	5,5′C′C-Diformyl-2,2′C:5′C,2′C′C-terthiophene
IUPAC Name	5-[5-(5-formylthiophen-2-yl)thiophen-2-yl]thiophene-2-carbaldehyde
InChI Key	YAEGPDBHSBKYRW-UHFFFAOYSA-N
Molecular Formula	C14H8O2S3

2,2'-Bithiophene, 97%, Thermo Scientific Chemicals

CAS: 492-97-7 Molecular Formula: C₈H₆S₂ Molecular Weight (g/mol): 166.27 MDL Number: MFCD00005414 InChI Key: OHZAHWOAMVVGEL-UHFFFAOYSA-N Synonym: 2,2'-bithiophene,2,2'-bithienyl,dithienyl,bithiophene,2,2'-dithienyl,2,2' bithiophenyl,2,2-bithiophene,2,2'-dithiophene,alpha-bithiophene,2-2-thienyl thiophene PubChem CID: 68120 ChEBI: CHEBI:36821 IUPAC Name: 2-thiophen-2-ylthiophene SMILES: C1=CSC(=C1)C2=CC=CS2

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PubChem CID	68120
CAS	492-97-7
Molecular Weight (g/mol)	166.27
ChEBI	CHEBI:36821
MDL Number	MFCD00005414
SMILES	C1=CSC(=C1)C2=CC=CS2
Synonym	2,2'-bithiophene,2,2'-bithienyl,dithienyl,bithiophene,2,2'-dithienyl,2,2' bithiophenyl,2,2-bithiophene,2,2'-dithiophene,alpha-bithiophene,2-2-thienyl thiophene
IUPAC Name	2-thiophen-2-ylthiophene
InChI Key	OHZAHWOAMVVGEL-UHFFFAOYSA-N
Molecular Formula	C₈H₆S₂

2,2'-Bithiophene, 98%, Thermo Scientific Chemicals

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PubChem CID	68120
CAS	492-97-7
Molecular Weight (g/mol)	166.256
ChEBI	CHEBI:36821
MDL Number	MFCD00005414
SMILES	C1=CSC(=C1)C2=CC=CS2
Synonym	2,2'-bithiophene,2,2'-bithienyl,dithienyl,bithiophene,2,2'-dithienyl,2,2' bithiophenyl,2,2-bithiophene,2,2'-dithiophene,alpha-bithiophene,2-2-thienyl thiophene
IUPAC Name	2-thiophen-2-ylthiophene
InChI Key	OHZAHWOAMVVGEL-UHFFFAOYSA-N
Molecular Formula	C8H6S2

Bi- and oligothiophenes

Bi- and oligothiophenes

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